The flow rate of liquid metal into the downsprue of a mold = 1 liter/sec. The cross-sectional area at the top of the sprue = 800 mm2 , and its length
The flow rate of liquid metal into the downsprue of a mold = 1 liter/sec. The cross-sectional area at the top of the sprue = 800 mm2 , and its length = 175 mm. What area should be used at the base of the sprue to avoid aspiration of the molten metal?